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/* GStreamer
*
* unit test for switchbin element
* Copyright (C) 2018 Jan Schmidt <jan@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/check/gstcheck.h>
#include <gst/check/gstharness.h>
GST_START_TEST (test_switchbin_simple)
{
GstBus *bus;
GstElement *switchbin, *e0, *e1;
GstCaps *c0, *c1;
GstHarness *h;
guint path_index;
GstBuffer *in_buf;
GstBuffer *out_buf;
bus = gst_bus_new ();
switchbin = gst_element_factory_make ("switchbin", NULL);
fail_unless (switchbin != NULL);
g_object_set (switchbin, "num-paths", 2, NULL);
gst_element_set_bus (switchbin, bus);
h = gst_harness_new_with_element (switchbin, "sink", "src");
e0 = gst_element_factory_make ("identity", NULL);
c0 = gst_caps_from_string ("audio/x-raw,format=S16LE,rate=48000,channels=2");
e1 = gst_element_factory_make ("identity", NULL);
c1 = gst_caps_from_string ("audio/x-raw,format=S16LE,rate=44100,channels=1");
/* switchbin owns the elements after this */
gst_child_proxy_set (GST_CHILD_PROXY (switchbin),
"path0::element", e0, "path0::caps", c0,
"path1::element", e1, "path1::caps", c1, NULL);
/* Create a small buffer push it in, pull it out,
* and check the switchbin selected the right path for these caps */
gst_harness_set_src_caps (h, c0);
in_buf = gst_harness_create_buffer (h, 480);
gst_harness_push (h, in_buf);
out_buf = gst_harness_pull (h);
fail_unless (in_buf == out_buf);
gst_buffer_unref (out_buf);
g_object_get (switchbin, "current-path", &path_index, NULL);
fail_unless (path_index == 0);
/* Change caps, push more */
gst_harness_set_src_caps (h, c1);
in_buf = gst_harness_create_buffer (h, 480);
gst_harness_push (h, in_buf);
out_buf = gst_harness_pull (h);
fail_unless (in_buf == out_buf);
gst_buffer_unref (out_buf);
g_object_get (switchbin, "current-path", &path_index, NULL);
fail_unless (path_index == 1);
while (TRUE) {
GstMessage *msg = gst_bus_pop (bus);
if (!msg)
break;
GST_DEBUG ("got message %s",
gst_message_type_get_name (GST_MESSAGE_TYPE (msg)));
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);
gst_message_unref (msg);
}
gst_harness_teardown (h);
gst_bus_set_flushing (bus, TRUE);
gst_object_unref (bus);
gst_object_unref (switchbin);
}
GST_END_TEST;
static Suite *
switchbin_suite (void)
{
Suite *s = suite_create ("switchbin");
TCase *tc_basic = tcase_create ("general");
suite_add_tcase (s, tc_basic);
tcase_add_test (tc_basic, test_switchbin_simple);
return s;
}
GST_CHECK_MAIN (switchbin);
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